Payment machine



FIG. 1 is a front-right side perspective view of a payment machine;

FIG. 2 is a left-side view thereof;

FIG. 3 is a right-side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is bottom view thereof; and,

FIG. 6 is a back view thereof. 

CLAIM The ornamental design for a payment machine, substantially shown and described herein. 